LM1458M

{
  "slug": "lm1458m",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Operational Amplifier, SOIC-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lm1458m",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm1458m.kicad_sym",
    "lm1458m.kicad_mod",
    "lm1458m.glb",
    "lm1458m.step",
    "lm1458m.lbr",
    "docs/hero.png",
    "docs/lm1458m-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm1458m-hero.glb",
    "lm1458m-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM1458M",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm1558",
    "parts": {
      "symbol": "lm1458m.kicad_sym",
      "footprint": "lm1458m.kicad_mod",
      "model_3d": "lm1458m-hero.glb",
      "model_3d_step": "lm1458m-etched.step",
      "model_3d_step_plain": "lm1458m.step",
      "lbr": "lm1458m.lbr",
      "model_3d_plain": "lm1458m.glb"
    },
    "distributor_links": {
      "lcsc": "C1348619",
      "mouser": "512-LM1458M"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T22:54:57Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": "512-LM1458M",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT_A",
        "type": "output",
        "description": "Output of amplifier A; output voltage swing ±12 V (min) to ±14 V (typ) into 10 kΩ with VS = ±15 V; short-circuit protected."
      },
      {
        "number": "2",
        "name": "IN-_A",
        "type": "input",
        "description": "Inverting input of amplifier A; input bias current 500 nA max at 25 °C; input voltage range ±12 V with VS = ±15 V."
      },
      {
        "number": "3",
        "name": "IN+_A",
        "type": "input",
        "description": "Non-inverting input of amplifier A; input bias current 500 nA max at 25 °C; input voltage range ±12 V with VS = ±15 V."
      },
      {
        "number": "4",
        "name": "V-",
        "type": "power_in",
        "description": "Negative power supply rail; rated −18 V max (LM1458) / −22 V max (LM1558); shared by both amplifiers."
      },
      {
        "number": "5",
        "name": "IN+_B",
        "type": "input",
        "description": "Non-inverting input of amplifier B; input bias current 500 nA max at 25 °C; input voltage range ±12 V with VS = ±15 V."
      },
      {
        "number": "6",
        "name": "IN-_B",
        "type": "input",
        "description": "Inverting input of amplifier B; input bias current 500 nA max at 25 °C; input voltage range ±12 V with VS = ±15 V."
      },
      {
        "number": "7",
        "name": "OUT_B",
        "type": "output",
        "description": "Output of amplifier B; output voltage swing ±12 V (min) to ±14 V (typ) into 10 kΩ with VS = ±15 V; short-circuit protected."
      },
      {
        "number": "8",
        "name": "V+",
        "type": "power_in",
        "description": "Positive power supply rail; rated +18 V max (LM1458) / +22 V max (LM1558); shared by both amplifiers; total supply current 5.6 mA max (LM1458) at VS = ±15 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm1558",
        "pages": 16,
        "sha256": "114de0985ddd3d1d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm1458m.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm1458m-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "32d303b7ea1a588536aa8f317c45bb5516cc8e0e28a45402be048472a6402681",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}